Originally Posted by
saddlesores
buy a 700c wheelset off craigslist? not sure why you'd need to replace the crankset.
or you could just change the rims. brakes should work with either 27" or 700c.
snip . . .
It's not clear that the brakes will work with 700c; some cantilever brakes don't have the necessary adjustment. Plus it's tough finding cantilevers for an old touring bike as the posts are narrower than on a modern bike.